770 may refer to:
- 770, the year
- The 770s (the years from 770 to 779)
- Decree 770, an decree of the communist Romanian government of Nicolae Ceaușescu
- Nokia 770, an Internet tablet device
- Telephone Area code 770, assigned to metropolitan Atlanta, Georgia and its suburbs
- 770 Eastern Parkway, the headquarters of the Chabad-Lubavitch Hasidic group
- 770 (New Jersey bus), a bus route within within Passaic and Bergen counties of New Jersey
- Mercedes-Benz 770, a luxury car